MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics indicate it functions as a link farm, directing users to compromised CMS upload storage, likely to host malicious files. The presence of urgency lures and password-protected archive instructions suggests a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 8
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://bridgesonthepark.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bdfddba7b6---81502465854.pdf In PDF document text
- http://camberwelltaxi.com/survey/userfiles/files/19354504995.pdfIn PDF document text
- http://sns.hu/_user/file/pepexupevexofi.pdfIn PDF document text
- https://oiweld.com/wp-content/plugins/super-forms/uploads/php/files/dd0a5b22ec6bac00cd812ec827496b53/97473144747.pdfIn PDF document text
- http://iltorg.ru/upload/file/nunavuroramekatejidu.pdfIn PDF document text
- https://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/9c9a6570dd3dcfb09bab4867dee51aa4/9525994562.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092b716cd80f---75178280510.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/5u5d4b0hm7epjaa9rjgigckdfc/97880186192.pdfIn PDF document text
- http://abwessex.com/uploads/files/62733225816.pdfIn PDF document text
- http://www.mediacomriccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/160adb79637467---83836464926.pdfIn PDF document text
- https://senzedigicraft.com/wp-content/plugins/super-forms/uploads/php/files/db660a785f10be45cfe2f2f8d0cf8fe4/fawezekoxagalofudakaxo.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b5a7d7f3db---2133342930.pdfIn PDF document text
- https://hosvagyok.hu/userfiles/file/fimavasijobelabi.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ca6cec3c7e---zevexomagalinejapuxub.pdfIn PDF document text
- https://www.fmworks.com.tr/wp-content/plugins/super-forms/uploads/php/files/vcanlo7bvesl1e7o09gk6qqe9i/movarewafij.pdfIn PDF document text
- http://voxel-avocats.fr/uploads/file/gozejelovalujir.pdfIn PDF document text
- http://jumpinfit.it/userfiles/files/7009169094.pdfIn PDF document text
- https://www.pennlighting.com/wp-content/plugins/super-forms/uploads/php/files/8f6b8be6ccbba39c1b754093f8f15007/tizizedatutazigolibe.pdfIn PDF document text
- http://zonazero.es/userfiles/file/nedotuferowumaraf.pdfIn PDF document text
- http://livestreaming.group/wp-content/plugins/super-forms/uploads/php/files/284tkiqvfn9g6jc3s1a792tdobobofs4/46853999870.pdfIn PDF document text
- https://www.zulilighting.com/wp-content/plugins/super-forms/uploads/php/files/4e9c923a1d0eda1749c36f1a35ea5db6/68551057982.pdfIn PDF document text
- https://emergent-partners.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f6f85218ac---pijanuxo.pdfIn PDF document text
- https://hogies.com/includes/template/uploads/file/15426604325.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=syllabus+of+b.ed+entrance+exam+in+delhi+universityPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010022.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10022 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011834.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11834 | 17304 bytes |
SHA-256: 00f59df0595373658b9f87aad1731ee65213bf103ac313b0f969a2d498ed44a3 |
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font_02_sfnt_off000145b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x145B2 | 11404 bytes |
SHA-256: 0cdb09f2d54df49cc494a65b3bd64c3fcfbf9dcd36e71178d3c67eed9d0d59ee |
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